The achievement is very complex, with twelve sections representing 12 families linked by marriage.

This stone shows the heraldic achievement of Henry, including, significantly for us, a stag, gorged, enclosed in a fence.

This full achievement illustrates the Azure, Gules, and Ermine mantling issuing from the twisted wreath on the helmet, silver with gold bars, signifying the earl to be a peer, and surmounted by a wyvern crest.